Scientific research and experimental development tax credit frequently asked questions

Last updated on April 17, 2026

The following will help answer your questions about the scientific research and experimental development (SR&ED) tax credit.

How much can be claimed?

The refundable credit cannot exceed 10% of the expenditure limit as determined by the federal Income Tax Act. The expenditure limit is increased from $3 million to $6 million for tax years that begin on or after December 16, 2024. This limit is determined according to subsection 127(10.2) and subsection 127(10.6) of the federal Income Tax Act and may be reduced as described in the Canada Revenue Agency's SR&ED Investment Tax Credit Policy.

The amount of annual non-refundable tax credit that may be deducted in a tax year is limited to the amount of the corporation's income tax payable for that year.

Does the change in the phase out of the federal expenditure limit change the expenditure limit for calculating the SR&ED tax credit?

Yes, the expenditure limit for calculating the refundable credit is the federal expenditure limit. Note: The Federal Budget 2025 increased the federal expenditure limit.

Can a partnership claim the B.C. SR&ED tax credit?

The SR&ED non-refundable tax credit allows active members of partnerships to claim their proportionate share of the partnership's SR&ED BC qualified expenditure for the year.